Guess Optical Frame — a round, full-rim frame designed for everyday prescription wear. The shiny black acetate construction offers a classic look with lightweight comfort. Key attributes: Black | Shiny black | Cellulose acetate | Prescription lens compatible | Lightweight construction | Flex/spring hinges | Includes protective case and cleaning cloth | Round frame | Full rim | Clear demo lenses | Dimensions & fit: Lens width: 48 mm | Bridge width: 19 mm | Temple length: 145 mm | Composition & care: Cellulose acetate | Wipe lenses with the included microfiber cloth. Store in the protective case. Avoid harsh chemicals and extreme heat.